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Table 1 Comparisons of important parameters of photodetectors based on single different nanobelt/nanosheet

From: Wavelength-Controlled Photodetector Based on Single CdSSe Nanobelt

Materials Contact type Response range Responsivity Decay time Ref
Cds NB OC < 500 nm 6 20 μs [34]
ZnS NB SC UV ~ 2 < 0.3 s [35]
BiO2Se NS OC 808 nm 6.5 2.8 ms [36]
GaSe NS SC 800 nm 3.5 0.1 s [37]
SnS2 NS OC Visible 8.8 × 10−3 5 μs [38]
Bi2S3 NS OC Visible-NIR 4.4 10 μs [39]
CdSSe NB OC 674 nm 10.4 4.7 ms This work
  1. Abbreviations: NB nanobelt, NS nanosheet, OC ohmic contact, SC Schottky contact